GlusterFS
|
HDFS
|
|
|
Comparison DFS
| |||||
HDFS
|
iRODS
|
Ceph
|
GlusterFS
|
Lustre
| |
Architecture
|
Centralized
|
Centralized
|
Distributed
|
Decentralized
|
Centralized
|
Naming
|
Index
|
Database
|
CRUSH
|
EHA
|
Index
|
API
|
CLI, FUSE RESE,
API
|
CLI, FUSE API
|
FUSE, mount REST
|
FUSE, mount
|
FUSE
|
Fault detection
|
Fully connect
|
P2P
|
Fully connect.
|
Detected
|
Manually
|
System availability
|
No failover
|
No failover
|
High
|
High
|
Failover
|
Data availability
|
Replication
|
Replication
|
Replication
|
RAID-like
|
No
|
Placement strategy
|
Auto
|
Manual
|
Auto
|
Manual
|
No
|
Replication
|
Async
|
Sync
|
Sync
|
Sync
|
RAID-like
|
Cache consistency
|
WORM, lease
|
Lock
|
Lock
|
No
|
Lock
|
Load balancing
|
Auto
|
Manual
|
Manual
|
Manual
|
No
|
출처 : http://hal.archives-ouvertes.fr/docs/00/78/90/86/PDF/a_survey_of_dfs.pdf
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